python (3.12.0)
1 from abc import ABC
2
3
4 class ESC[4;38;5;81mRichRenderable(ESC[4;38;5;149mABC):
5 """An abstract base class for Rich renderables.
6
7 Note that there is no need to extend this class, the intended use is to check if an
8 object supports the Rich renderable protocol. For example::
9
10 if isinstance(my_object, RichRenderable):
11 console.print(my_object)
12
13 """
14
15 @classmethod
16 def __subclasshook__(cls, other: type) -> bool:
17 """Check if this class supports the rich render protocol."""
18 return hasattr(other, "__rich_console__") or hasattr(other, "__rich__")
19
20
21 if __name__ == "__main__": # pragma: no cover
22 from pip._vendor.rich.text import Text
23
24 t = Text()
25 print(isinstance(Text, RichRenderable))
26 print(isinstance(t, RichRenderable))
27
28 class ESC[4;38;5;81mFoo:
29 pass
30
31 f = Foo()
32 print(isinstance(f, RichRenderable))
33 print(isinstance("", RichRenderable))
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